– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 pm Mon 01 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 01 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 01 Jun Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 4mm), mostly falling on Wed afternoon. Warm (max 24°C on Tue afternoon, min 10°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 31mm), heaviest during Fri afternoon. Very mild (max 14°C on Thu afternoon, min 6°C on Fri night). Wind will be generally light. | ||||||||||||||||
Mon 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | |  | |  |  | |  |  | | | | |
cloudy | some clouds | clear | clear | some clouds | light rain | light rain | light rain | light rain | rain shwrs | rain shwrs | rain shwrs | mod. rain | heavy rain | light rain | rain shwrs | light rain | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | 0.6 | 2 | 0.9 | 0.6 | 0.7 | 0.3 | 0.1 | 8 | 12 | 3 | 4 | 3 | |
max °C | 20 | 18 | 22 | 24 | 21 | 14 | 15 | 12 | 10 | 14 | 12 | 11 | 9 | 6 | 6 | 8 | 8 |
min °C | 20 | 15 | 19 | 24 | 16 | 13 | 14 | 10 | 10 | 12 | 8 | 9 | 7 | 6 | 6 | 8 | 6 |
20 | 15 | 19 | 24 | 16 | 13 | 14 | 10 | 10 | 12 | 8 | 9 | 5 | 6 | 5 | 8 | 6 | |
2950 | 3000 | 3000 | 3300 | 3200 | 2550 | 2550 | 2250 | 2350 | 2400 | 2200 | 1900 | 1600 | 1400 | 1400 | 1600 | 1500 | |
Cloud base (m) | 3000 | 3600 | 3450 | 2950 | 2250 | 900 | 900 | 600 | 750 | 1950 | 1850 | 700 | 550 | 550 | 650 | 650 | |
 | — | — | 5:09 | — | — | 5:07 | — | — | 5:07 | — | — | 5:07 | — | — | 5:05 | — | — |
 | — | 9:01 | — | — | 9:02 | — | — | 9:04 | — | — | 9:04 | — | — | 9:05 | — | — | 9:06 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Light rain (total 4mm), mostly falling on Wed afternoon. Warm (max 24°C on Tue afternoon, min 10°C on Wed night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 31mm), heaviest during Fri afternoon. Very mild (max 14°C on Thu afternoon, min 6°C on Fri night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.